Keyboard



FIG. 1 is a top perspective view of the keyboard showing our new design;

FIG. 2 is a second top perspective view thereof;

FIG. 3 is a bottom perspective view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevation view thereof;

FIG. 7 is a rear elevation view thereof;

FIG. 8 is a left side elevation view thereof; and

FIG. 9 is a right side elevation view thereof.

FIG. 10 is a top perspective view of a second embodiment of the keyboard showing our new design;

FIG. 11 is a second top perspective view thereof;

FIG. 12 is a bottom perspective view thereof;

FIG. 13 is a top plan view thereof;

FIG. 14 is a bottom plan view thereof;

FIG. 15 is a front elevation view thereof;

FIG. 16 is a rear elevation view thereof;

FIG. 17 is a left side elevation view thereof; and,

FIG. 18 is a right side elevation view thereof.

The broken lines in the drawings depict portions of the keyboard that form no part of the claimed design. 

CLAIM The ornamental design for a keyboard, as shown and described. 